学会発表

池端慶

S. Totsuka, J. Ishibashi, K. Shimada, T. Nozaki and K. Ikehata
"Mineralogical and geochemical study of hydrothermal deposits including drilled core samples obtained from the Noho Site at the Iheya Small Ridge" (Poster), The 2016 Annual Meeting of The Society of Resource Geology, June24, 2016, The University of Tokyo

 

Kei Ikehata, Kohsuke Chida, Theodore J. Bornhorst, Junichiro Ishibashi and Takafumi Hirata.
"Using copper isotopic composition to distinguish native copper formation mechanisms"(Poster), 2015 Geological Society of America, Annual Meeting, November3, 2015, Baltimore, USA

 

Kei Ikehata, Junichiro Ishibashi and Takafumi Hirata
Society of Economic Geologist(SEG) 2015 Conference, "Copper isotope systematics of chalcopyrites in ancient and modern seafloor hydrothermal deposits, measured by a femtosecond LA-MC-ICP-MS" (Poster), September28, 2015, Hobart, Austraila

 

K. Ikehata, Junichiro Ishibashi and Takafumi Hirata
2015 Annual Meeting of the Geochemical Society of Japan, "Copper isotope characteristics of seafloor hydrothermal sulfide minerals" (Oral), Yokohama National University (Yokohama, Kanagawa), September 16, 2015

 

K. Ikehata,T. Maruoka
"Mineralogical and geochemical characteristics of hydrothermal alteration minerals of the 2014 eruption at Ontake volcano, Japan "(Poster), The 2015 Annual Meeting of The Society of Resource Geology, June26, 2015, The University of Tokyo

 

 

Kei Ikehata, Teruyuki Maruoka and Kohsuke Chida
"Mineralogical and geochemical characteristics of the September 2014 eruptive products from Ontake volcano, Japan "(Poster), 2014 The Mass Spectrometry Society of Japan, 2014 Isotope Ratio Group Meeting, November 26, 2014, Tsukubasan Hot Spring, Tsukuba, Japan

 

 Kei Ikehata, Teruyuki Maruoka and Kohsuke Chida
"Sulfur isotope characteristics of the September 2014 eruptive products from Ontake volcano, Japan"(Poster),The Volcanological Society of Japan, 2014 Fall Annual Meeting, November 2, 2014, Fukuoka University, Japan

 

Kei Ikehata, Kohsuke Chida, Theodore J. Bornhorst, Junichiro Ishibashi and Takafumi Hirata
" Copper isotope systematics of the various types of native copper mineralization "(Poster), 2014 Geological Society of America, Annual Meeting, 19th-22th October 2014, Vancouver, Canada

 

 Daisuke ENDO,Yoji ARAKAWA, Kei IKEHATA, Junya OSHIKA, Taro SHINMURA and Yasushi MORI
"Two types of gabbroic xenoliths from Niijima volcano, Izu-Bo nin arc: petrological and geochemical constraints"(oral), The 2014 Annual Meeting of Japan Association of Mineralogical Sciences (JAMS),Kumamoto
University, September 19, 2014

 

Kei Ikehata,Takafumi Hirata
"Copper isotope analysis of cubanite by UV-femtosecond-LA-MC-ICP-MS "(oral), The 2014 Annual Meeting of The Society of Resource Geology, June27, 2014,The University of Tokyo

 

K. Ikehata,and Tomoya Tamura
"Petrological characteristics of volcanic materials ejected during

2012-2013 explosive events on" (oral), Japan Geoscience Union Meeting 2014, May 1, 2014, PACIFICO YOKOHAMA

 

K. Ikehata
"Development of in-situ Cu isotope ratio measurement by femtosecond-LA-MC-ICP-MS and its applications to ore minerals" <invited>, Japan Geoscience Union Meeting 2014, April 28, 2014, PACIFICO YOKOHAMA

 

K. Ikehata
60th Annual Meeting of the Geochemical Society of Japan, 『Mineralogical and geochemical characteristics of hot spring deposit from the Obama hot spring on the Shimabara Peninsula, Nagasaki, Japan』(poster)University of Tsukuba (Tsukuba, Ibaraki), September 11, 2013

 

Kei IKEHATA・Tomoya TAMURA,
2013 Annual Meeting of Japan Association of Mineralogical Sciences,『Characteristics of volcanic materials ejected during 2012-2013 explosive events at the Old Crater on Ioto Island, Ogasawara, Japan』(oral) University of Tsukuba (Tsukuba, Ibaraki), September 12, 2013

 

Y. Tajima, Y. Arakawa, K. Ikehata, and H. Kanai
60th Annual Meeting of the Geochemical Society of Japan, 『Magma mixing mechanism assumed from the mafic inclusions of Fujiyama lava dome in Takahara volcano, northeast Japan』(poster)University of Tsukuba (Tsukuba, Ibaraki), September 11, 2013

 

Hiromichi Kanai, Yoji Arakawa, Kei Ikehata ,Yoshiyuki Tajima
60th Annual Meeting of the Geochemical Society of Japan,『Petrological and petrochemical investigations of Iwnoyama-Iyuzan volcanic chain in Higashi-Izu monogenetic volocano group, Izu-volcanic arc, central Japan』(poster)University of Tsukuba (Tsukuba, Ibaraki), September 11, 2013

 

Kei Ikehata
"Characteristics of hot spring water and carbonate deposit from the Obama hot spring in the Unzen Volcanic Area Global Geopark"(Poster)、IAVCEI 2013、Kagoshima Prefectural Citizens Exchange Center、July 24, 2013

 

Hiromichi Kanai, Yoji Arakawa, Yoshiyuki Tajima and Kei Ikehata
"Petrological and petrochemical investigations of Iwanoyama-Iyuzan volcanic chain in Higashi-Izu monogenetic volcano group, Izu-Bonin volcanic arc, central Japan"(Poster)、IAVCEI 2013、Kagoshima Prefectural Citizens Exchange Center、July 24, 2013

 

Yoshiyuki TAJIMA, Yoji ARAKAWA, Kei IKEHATA and Hiromichi KANAI
"Magma mixing mechanism of Fujiyama lava dome in Takahara volcano, northeast Japan"(Poster)、IAVCEI 2013、Kagoshima Prefectural Citizens Exchange Center、July 24, 2013

 

K.Ikehata

"Development of in-situ determination of copper isotope ratios and its applications to resource geology"<invited>, The 2013 Annual Meeting of The Society of Resource Geology, June26, 2013,The University of Tokyo

 

K.Ikehata

"Mineralogical and geochemical characteristics of hot spring deposit from the Obama hot spring, Nagasaki prefecture" (oral) , The 2013 Annual Meeting of The Society of Resource Geology, June27, 2013,The University of Tokyo

 

Tajima Yoshiyuki, Arakawa Yoji, Ikehata, Kei, Kanai Hiromichi

"Generation processes of mafic inclusions of Fujiyama volcano in northern part of Takahara volcano, northeast Japan"(Poster) ,Japan Geoscience Union Meeting 2013,21 May, 2013,Chiba City, Chiba Prefecture

 

Kei Ikehata, Junichiro Ishibashi, Ryohei Suzuki and Takafumi Hirata
"Copper isotope characteristics of copper-rich minerals in seafloor hydrothermal deposits and igneous rocks, analyzed using a femtosecond LA-MC-ICP-MS" (Poster)、2012 Geological Society of America, Annual Meeting,17 May, 2013、Cancun, Mexico

 

Kei Ikehata, Junichiro Ishibashi, Ryohei Suzuki and Takafumi Hirata
"Copper isotope characteristics of copper-rich minerals in seafloor hydrothermal deposits and igneous rocks, analyzed using a femtosecond LA-MC-ICP-MS" (Poster)、2012 Geological Society of America, Annual Meeting,November 2012、Charlotte, USA

 

Yoshiyuki Tajima, Yoji Arakawa, Kei Ikehata, Hiromichi Kanai
“Petrological studies of monogenetic volcano group in the Takahara  volcano, northern part of Tochigi Prefecture, northeast Japan”(Poster)

The 2012 Annual Meeting of Japan Association of Mineralogical Sciences (JAMS), September 19, 2012, Kyoto University

 

Hiromichi Kanai, Yoji Arakawa, Kei Ikehata, Yoshiyuki Tajima
“Petrological study of Matsuozawa lava of Kusatsu-shirane volcano”(Poster)

The 2012 Annual Meeting of Japan Association of Mineralogical Sciences (JAMS), September 19, 2012, Kyoto University

 

Kei Ikehata, Junichiro Ishibashi, Ryohei Suzuki and Takafumi Hirata

The 2012 Annual Meeting of The Society of Resource Geology、『Analytical methods of copper isotopic ratio and its applications to ore samples』(oral)The University of Tokyo, June, 2012

 

K.Ikehata

5th International UNESCO Conference on Geoparks、『Characteristics of Hot Spring Water and Travertine from Obama Hot Spring in the Unzen Volcanic Area Global Geopark』(Poster)May 2012、Shimabara, Japan

 

T.Hoshide, A.Toramaru, T.Miyamoto, Y.Iriyama, T. Matsushima, K.Ikehata , K.Ikehata

5th International UNESCO Conference on Geoparks、『Magma Mixing and Ascent Processes Inferred from the Ejecta in the Shinmoedake 2011 Eruption: Shinmoe-Dake, Kirishima Geopark』(Poster)May 2012、Shimabara, Japan

 

T.Hoshide, A.Toramaru, T.Miyamoto, Y.Iriyama, K.Ikehata,T. Matsushima

2012 EGU General Assembly、『Magma mixing and mingling processes inferred from the ejecta in the Shinmoedake 2011 eruption: Its implications for the transient behavior of eruption styles』(Poster)、April 2012、Vienna, Austria

 

T.Hoshide, A.Toramaru, T.Miyamoto, Y.Iriyama and K.Ikehata

"Magma mixing and mingling processes inferred from the ejecta in the Shinmoedake 2011 eruption"(oral) 、2011 Fall meeting of the Volcanological Society of Japan, Asahikawa, Hokkaido October, 2011

 

K.Ikehata, J.Ishibashi, R.Suzuki, H.Shimizu, T.Matsushima, S.Matsumoto, K.Uehira, T.Hirata

2011 Geological Society of America, Annual Meeting、『In situ copper isotopic analysis of sulfide minerals in hydrothermal ore deposits and igneous rocks by femtosecond LA-MC-ICP-MS』(Poster)、October, 2011、Minneapolis, USA